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Singapore Weekly Infectious Disease Bulletin 2015

Ronan Kelly

Retired 2020
Link to 2014 thread: https://flutrackers.com/forum/forum...apore-weekly-infectious-disease-bulletin-2014

EPIDEMIOLOGICAL WEEK 1 4 - 10 Jan 2015
https://www.moh.gov.sg/content/dam/...seases_Bulletin/2015/January/2015_week_01.pdf

12 cases of Campylobacteriosis, 44 Salmonellosis, 256 Dengue (Above epidemic threshold), 1 DHF, 422 HFMD, 8 Mumps, see link for full list.

Average daily clinic visits;
ARI: 2,822
Conjunctivitis: 107
Diarrhoea: 509
Chickenpox: 13

Influenza indicators for E-week 1 (4 January - 10 January 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,732 (over 4 working
days) in E-week 53 of 2014 to 2,822 (over 5.5 working days) in E-week 1 of 2015

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low at
approximately 1%.
The overall prevalence of influenza among ILI samples (n=62) in the community was 29% in the past 4 weeks. Of the
specimens tested positive for influenza in December 2014, 92.3% were positive for influenza A(H3N2) while 7.7% were
positive for influenza A(H1N1)pdm09.
...
 
EPIDEMIOLOGICAL WEEK 2 11 - 17 Jan 2015
https://www.moh.gov.sg/content/dam/...seases_Bulletin/2015/January/2015_week_02.pdf

9 cases of Campylobacteriosis, 40 Salmonellosis, 230 Dengue (above warning level), 554 HFMD, 10 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,921
Conjunctivitis: 104
Diarrhoea: 514
Chickenpox: 16

Influenza indicators for E-week 2 (11 January - 17 January 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,822 (over 5.5 working
days) in E-week 1 to 2,921 (over 5.5 working days) in E-week 2.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=81) in the community was 27.2% in the past 4 weeks. Of the
specimens tested positive for influenza in December 2014, 92.3% were positive for influenza A(H3N2) while 7.7% were
positive for influenza A(H1N1)pdm09.
...
 
EPIDEMIOLOGICAL WEEK 3 18 - 24 Jan 2015
https://www.moh.gov.sg/content/dam/...seases_Bulletin/2015/January/2015_week_03.pdf

9 cases of Campylobacteriosis, 30 Salmonellosis, 243 Dengue (above warning level, steady), 492 HFMD, see link for full list.

Average daily clinic visits;
ARI: 3,035 (above warning level, rising)
Conjunctivitis: 99
Diarrhoea: 508
Chickenpox: 17

Influenza indicators for E-week 3 (18 January - 24 January 2015) are as follows: The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,921 (over 5.5 working days) in E-week 2 to 3,035 (over 5.5 working days) in E-week 3.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=104) in the community was 33.7% in the past 4 weeks. Of the specimens tested positive for influenza in December 2014, 92.3% were positive for influenza A(H3N2) while 7.7% were positive for influenza A(H1N1)pdm09.
...
 
EPIDEMIOLOGICAL WEEK 4 25 - 31 Jan 2015
https://www.moh.gov.sg/content/dam/...seases_Bulletin/2015/January/2015_week_04.pdf

10 cases of Campylobacteriosis, 21 Salmonellosis, 261 Dengue (above epidemic threshold, rising slowly), 502 HFMD, 10 mumps - see link for full list.

Average daily clinic visits;
ARI: 2,918
Conjunctivitis: 107
Diarrhoea: 442
Chickenpox: 14

Influenza indicators for E-week 4 (25 January - 31 January 2015) are as follows: The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 3,035 (over 5.5 working days) in E-week 3 to 2,918 (over 5.5 working days) in E-week 4.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=125) in the community was 32.8% in the past 4 weeks. Of the specimens tested positive for influenza in January 2015, 62.8% were positive for influenza A(H3N2), 16.3% were positive for influenza A(H1N1)pdm09 or influenza B.
...
 
EPIDEMIOLOGICAL WEEK 5 1 - 7 Feb 2015
https://www.moh.gov.sg/content/dam/...eases_Bulletin/2015/February/2015_week_05.pdf

22 cases of Salmonellosis, 212 Dengue (above warning level, down slightly), 492 HFMD, 12 Mumps, see link for full list.

Average daily clinic visits;
ARI: 2,931
Conjunctivitis: 90
Diarrhoea: 474
Chickenpox: 19

Influenza indicators for E-week 5 (1 February - 7 February 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,918 (over 5.5 working
days) in E-week 4 to 2,931 (over 5.5 working days) in E-week 5.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=121) in the community was 34.7% in the past 4 weeks. Of the
specimens tested positive for influenza in January 2015, 64.3% were positive for influenza A(H3N2), 16.7% were positive
for influenza B and 14.3% were positive for influenza A(H1N1)pdm09.
...
 
EPIDEMIOLOGICAL WEEK 6 8 - 14 Feb 2015
https://www.moh.gov.sg/content/dam/m...15_WEEK_06.pdf

EPIDEMIOLOGICAL WEEK 7 15 - 21 Feb 2015
https://www.moh.gov.sg/content/dam/m...15_week_07.pdf

11 cases of Campylobacterioisis, 24 Salmonellosis, 99 Dengue, 1 DHF, 417 HFMD, 9 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,959 (above warning level)
Conjunctivitis: 96
Diarrhoea: 414
Chickenpox: 23

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=97) in the community was 34.0% in the past 4 weeks. Of the
specimens tested positive for influenza in January 2015, 62.8% were positive for influenza A(H3N2) and16.3% were
positive for influenza B or influenza A(H1N1)pdm09.

...
 
EPIDEMIOLOGICAL WEEK 8 22 - 28 Feb 2015

https://www.moh.gov.sg/content/dam/...eases_Bulletin/2015/February/2015_week_08.pdf

17 cases of Campylobacteriosis, 30 Salmonellosis, 172 Dengue, 573 HFMD, 11 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,821
Conjunctivitis: 94
Diarrhoea: 517
Chickenpox: 20

Influenza indicators for E-week 8 (22 February - 28 February 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,959 (over 3 working
days) in E-week 7 to 2,821 (over 5.5 working days) in E-week 8.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=126) in the community was 36.5% in the past 4 weeks. Of the
specimens tested positive for influenza in February 2015, 34.8% were positive for influenza A(H3N2) or influenza
A(H1N1)pdm09 and 30.4% were positive for influenza B.

...
 
EPIDEMIOLOGICAL WEEK 9 1 - 7 Mar 2015
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/March/2015_week_09.pdf

31 cases of Salmonellosis, 189 Dengue (rising trend), 1 DHF, 645 HFMD (above warning level, rising trend) - see link for full list.

Average daily clinic visits;
ARI: 2,590
Conjunctivitis: 96
Diarrhoea: 494
Chickenpox: 14

Influenza indicators for E-week 9 (1 March - 7 March 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,821 (over 5.5 working
days) in E-week 8 to 2,590 (over 5.5 working days) in E-week 9.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=126) in the community was 31.0% in the past 4 weeks. Of the specimens tested positive for influenza in February 2015, 34.7% were positive for influenza A(H1N1)pdm09 while 32.7% were positive for influenza A(H3N2) or influenza B.
....
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/March/2015_week_09.pdf
 
EPIDEMIOLOGICAL WEEK 10 8 - 14 Mar 2015
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/March/2015_week_10.pdf

27 cases of Salmonellosis, 111 Dengue, 609 HFMD (at warning level), 6 Mumps, see link for full list.

Average daily clinic visits;
ARI: 2,513
Conjunctivitis: 86
Diarrhoea: 481
Chickenpox: 19

Influenza indicators for E-week 10 (8 March - 14 March 2015) are as follows: The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,590 (over 5.5 working days) in E-week 9 to 2,513 (over 5.5 working days) in E-week 10.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=118) in the community was 30.5% in the past 4 weeks. Of the specimens tested positive for influenza in February 2015, they were positive for influenza A(H1N1)pdm09 (34.7%), influenza A(H3N2) (32.7%) and influenza B (32.7%).

...
 
EPIDEMIOLOGICAL WEEK 11 15 - 21 Mar 2015
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/March/2015_week_11.pdf

28 cases of Salmonellosis, 91 Dengue, 556 HFMD, 8 mumps - see link for full list.

Average daily clinic visits;
ARI: 2,288
Conjunctivitis: 82
Diarrhoea: 405
Chickenpox: 18

Influenza indicators for E-week 11 (15 March - 21 March 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,513 (over 5.5 working
days) in E-week 10 to 2,288 (over 5.5 working days) in E-week 11.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=127) in the community was 30.7% in the past 4 weeks. Of the
specimens tested positive for influenza in February 2015, they were positive for influenza A(H1N1)pdm09 (34.7%),
influenza A(H3N2) (32.7%) and influenza B (32.7%).
...
 
EPIDEMIOLOGICAL WEEK 12 22 - 28 Mar 2015
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/March/2015_week_12.pdf

42 cases of Salmonellosis, 130 Dengue, 1 DHF, 558 HFMD, 5 mumps - see link for full list.

Average daily clinic visits;
ARI: 2,401
Conjunctivitis: 83
Diarrhoea: 448
Chickenpox: 15

Influenza indicators for E-week 12 (22 March - 28 March 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,288 (over 5.5 working
days) in E-week 11 to 2,401 (over 5.5 working days) in E-week 12.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=119) in the community was 26.1% in the past 4 weeks. Of the
specimens tested positive for influenza in March 2015, they were positive for influenza A(H3N2) (38.7%), influenza B
(32.3%) and influenza A(H1N1)pdm09 (29.0%).
...
 
EPIDEMIOLOGICAL WEEK 13 29 Mar - 4 Apr 2015
https://www.moh.gov.sg/content/dam/...Diseases_Bulletin/2015/April/2015_week_13.pdf

13 cases of Campylobacteriosis, 31 Salmonellosis, 90 Dengue, 1 DHF, 464 HFMD, 15 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,341
Conjunctivitis: 75
Diarrhoea: 416
Chickenpox: 14

Influenza indicators for E-week 13 (29 March - 04 April 2015) are as follows: The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,401 (over 5.5 working days) in E-week 12 to 2,341 (over 4.5 working days) in E-week 13.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=109) in the community was 27.5% in the past 4 weeks. Of the specimens tested positive for influenza in March 2015, they were positive for influenza A(H3N2) (35.5%), influenza A(H1N1)pdm09 (35.5%) and influenza B (29.0%).
...
 
EPIDEMIOLOGICAL WEEK 21 24 - 30 May 2015
https://www.moh.gov.sg/content/dam/...s_Diseases_Bulletin/2015/May/2015_week_21.pdf

9 cases of Campylobacteriosis, 36 Salmonellosis, 178 Dengue, 2 DHF, 1,0004 HFMD (above epidemic threshold), 11 Mumps - see link for full list.

HFMD.png

Average daily clinic visits;
ARI: 3,001 (above warning level)
Conjunctivitis: 94
Diarrhoea: 492
Chickenpox: 16

Influenza indicators for E-week 21 (24 May - 30 May 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,828 (over 5.5 working
days) in E-week 20 to 3,001 (over 5.5 working days) in E-week 21.

Sing.png
The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=203) in the community was 51.7% in the past 4 weeks. Of the
specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.3%), influenza
A(H1N1)pdm09 (20.0%) and influenza B (5.7%).
 
EPIDEMIOLOGICAL WEEK 22 31 May - 6 Jun 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/June/2015_week_22.pdf

42 cases of Salmonellosis, 151 Dengue, 1 DHF, 721 HFMD (below epidemic threshold, remains above warning level), 9 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,844
Conjunctivitis: 80
Diarrhoea: 422
Chickenpox: 13

Influenza indicators for E-week 22 (31 May - 6 June 2015) are as follows: The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 3,001 (over 5.5 working days) in E-week 21 to 2,844 (over 4.5 working days) in E-week 22.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low approximately 1%. The overall prevalence of influenza among ILI samples (n=231) in the community was 55.0% in the past 4 weeks. Of the specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.8%), influenza A(H1N1)pdm09 (19.6%) and influenza B (5.6%).

https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/June/2015_week_22.pdf
 
EPIDEMIOLOGICAL WEEK 23 7 - 13 Jun 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/June/2015_week_23.pdf

26 cases of Salmonellosis, 193 Dengue, 1 DHF, 540 HFMD, 3 Melioidosis, 9 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,637
Conjunctivitis: 79
Diarrhoea: 422
Chickenpox: 12

Influenza indicators for E-week 23 (7 June - 13 June 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,844 (over 4.5
working days) in E-week 22 to 2,637 (over 5.5 working days) in E-week 23.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=279) in the community was 55.9% in the past 4 weeks. Of the
specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.8%), influenza
A(H1N1)pdm09 (19.6%) and influenza B (5.6%).
....
 
EPIDEMIOLOGICAL WEEK 24 14 - 20 Jun 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/June/2015_week_24.pdf

44 cases of Salmonellosis, 209 Dengue (above warning level), 541 HFMD, 4 Melioidosis, 13 Mumps - see link for full list.

Average daily clinic visits;
ARI: 2,631
Conjunctivitis: 65
Diarrhoea: 399
Chickenpox: 10

Influenza indicators for E-week 24 (14 June - 20 June 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,637 (over 5.5
working days) in E-week 23 to 2,631 (over 5.5 working days) in E-week 24.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=336) in the community was 56.5% in the past 4 weeks. Of the
specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.8%), influenza
A(H1N1)pdm09 (19.6%) and influenza B (5.6%).
...
 
EPIDEMIOLOGICAL WEEK 25 21 - 27 Jun 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/June/2015_week_25.pdf

9 cases of Campylobacteriosis, 39 Salmonellosis, 241 Dengue (above warning level, rising), 578 HFMD, 15 Mumps, 6 Invasive Pneumococcal disease - see link for full list.

Average daily clinic visits;
ARI: 2,651
Conjunctivitis: 69
Diarrhoea: 442
Chickenpox: 12

Influenza indicators for E-week 25 (21 June - 27 June 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,631 (over 5.5
working days) in E-week 24 to 2,651 (over 5.5 working days) in E-week 25.
The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.

The overall prevalence of influenza among ILI samples (n=397) in the community was 61.7% in the past 4 weeks. Of the
specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.8%), influenza
A(H1N1)pdm09 (19.6%) and influenza B (5.6%).
...
 
EPIDEMIOLOGICAL WEEK 26 28 Jun - 4 Jul 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/July/2015_week_26.pdf

41 cases of Salmonellosis, 242 Dengue (above warning level, steady), 455 HFMD, 10 Mumps - See link for full list.

Average daily clinic visits;
ARI: 2,319
Conjunctivitis: 81
Diarrhoea: 493
Chickenpox: 11

Influenza indicators for E-week 25 (21 June - 27 June 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,631 (over 5.5
working days) in E-week 24 to 2,651 (over 5.5 working days) in E-week 25.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low
approximately 1%.
The overall prevalence of influenza among ILI samples (n=397) in the community was 61.7% in the past 4 weeks. Of the
specimens tested positive for influenza in May 2015, they were positive for influenza A(H3N2) (74.8%), influenza
A(H1N1)pdm09 (19.6%) and influenza B (5.6%).
...
 
EPIDEMIOLOGICAL WEEK 27 5 - 11 Jul 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/July/2015_week_27.pdf

7 cases of Campylobacteriosis, 23 Salmonellosis, 232 Dengue (above epidemic threshold, rising trend), 430 HFMD, 5 Invasive Pneumococcal - see link for full list.

Average daily clinic visits;
ARI: 2,357
Conjunctivitis: 83
Diarrhoea: 530 (above warning level, rising trend)
Chickenpox: 13

Influenza indicators for E-week 27 (5 Jul - 11 Jul 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI increased from 2,319 (over 5.5
working days) in E-week 26 to 2,357 (over 5.5 working days) in E-week 27.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained low at
approximately 1%.
The overall prevalence of influenza among ILI samples (n=436) in the community was 54.1% in the past 4 weeks. Of the
specimens tested positive for influenza in Jun 2015, they were positive for influenza A(H3N2) (78.6%), influenza
A(H1N1)pdm09 (14.3%) and influenza B (7.1%).
 
EPIDEMIOLOGICAL WEEK 28 12 - 18 Jul 2015
https://www.moh.gov.sg/content/dam/..._Diseases_Bulletin/2015/July/2015_week_28.pdf

6 cases of Campylobacteriosis, 41 Salmonellosis, 2 Typhoid, 263 Dengue (above epidemic threshold), 392 HFMD, 10 Mumps - See link for full list.

Average daily clinic visits;
ARI: 2,318
Conjunctivitis: 68
Diarrhoea: 554 (above warning level, rising trend)
Chickenpox: 12

Influenza indicators for E-week 28 (12 Jul - 18 Jul 2015) are as follows:
The average daily number of patients seeking treatment in the polyclinics for ARI decreased from 2,357 (over 5.5
working days) in E-week 27 to 2,318 (over 4.5 working days) in E-week 28.

The proportion of patients with influenza-like illness (ILI) among the polyclinic attendances for ARI remained below 1%.
The overall prevalence of influenza among ILI samples (n=361) in the community was 49.3% in the past 4 weeks. Of the
specimens tested positive for influenza in June 2015, these were positive for influenza A(H3N2) (80.3%), influenza B
(11.2%) and influenza A(H1N1)pdm09 (8.4%).

...
 
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